CN222076073U - Sucking type net belt filtering sewage slag remover - Google Patents
Sucking type net belt filtering sewage slag remover Download PDFInfo
- Publication number
- CN222076073U CN222076073U CN202420421642.8U CN202420421642U CN222076073U CN 222076073 U CN222076073 U CN 222076073U CN 202420421642 U CN202420421642 U CN 202420421642U CN 222076073 U CN222076073 U CN 222076073U
- Authority
- CN
- China
- Prior art keywords
- mesh belt
- filter screen
- shell
- water
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 66
- 239000002893 slag Substances 0.000 title claims abstract description 53
- 238000001914 filtration Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 238000007599 discharging Methods 0.000 claims description 13
- 239000004576 sand Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 5
- 239000013049 sediment Substances 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- -1 and the coarse Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a sucking type mesh belt filtering sewage slag remover, which relates to the field of sewage treatment equipment and comprises a water distribution tank, wherein the water distribution tank is arranged in a shell, a water inlet is arranged at the end face of the shell, water outlets are respectively arranged at two sides of the shell and are communicated with the water distribution tank, a water outlet tank is arranged in the circumference of a filter mesh belt and is communicated with the water outlet tank, the filter mesh belt is rotatably arranged in the shell, the circumference section of the filter mesh belt is polygonal, a first edge area of the filter mesh belt is positioned at the lower part of the water distribution tank, a sucking structure is arranged in the shell, a sucking nozzle of the sucking structure faces to a part of the filter mesh belt, which is not positioned in the water distribution tank, and the slag remover can simultaneously remove slag and sand with small particle size and can complete a conventional large and medium sewage treatment plant pretreatment process by being matched with a coarse grid, so that the whole set of occupied land, civil engineering and equipment investment of a water plant can be greatly saved.
Description
Technical Field
The utility model belongs to the field of sewage treatment equipment, and particularly relates to a sucking type mesh belt filtering sewage slag remover.
Background
The pretreatment is an indispensable technological process in the sewage treatment process, and the pretreatment mainly realizes the interception of slag and sand in the sewage through physical filtration and precipitation so as to ensure the stable operation of the subsequent process.
The pretreatment areas of the conventional medium and large sewage treatment plants are mainly designed with process sections such as coarse gratings, medium gratings, fine gratings, grit chambers and the like, and some sewage treatment processes also need to be designed with process sections such as primary sedimentation chambers, membrane gratings and the like. The coarse, medium and fine grids are used for intercepting slag in sewage, the grit chamber and the primary sedimentation chamber are used for precipitating sand in sewage, and the coarse, medium and fine grids are large-scale equipment, and require building structures, and have large occupied area and high civil engineering and equipment investment, and are mainly used for large and medium-scale sewage treatment plants. For small sewage treatment plants, the sewage quantity is small and unstable, a plurality of process sections are designed according to a conventional scheme to intercept slag and sand with different particle diameters respectively and construct structures, the proportion occupied in the construction of the whole sewage treatment plant is relatively high, and the equipment utilization rate is relatively low. At present, no complete pretreatment equipment capable of simultaneously removing slag and sand with small particle size and completing a conventional large and medium-sized sewage treatment plant by matching with a coarse grid exists in the market.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model provides a sucking type mesh belt filtering sewage slag remover which can remove slag and sand with small particle size simultaneously, and can complete the whole set of pretreatment process of a conventional large and medium sewage treatment plant by matching with a coarse grid, thereby greatly saving occupied land of a water plant, civil construction structures and equipment investment.
In order to achieve the above object, the present utility model provides a suction type mesh belt filtering sewage slag remover, comprising:
the water distribution groove is arranged in the shell, a water inlet is formed in the end face of the shell, the water inlet is communicated with the water distribution groove, and the water distribution groove is formed in the upper part of the circumference of the filter screen belt;
The water outlet tank is arranged in the shell, water outlets are respectively arranged on two sides of the shell, the water outlets are communicated with the water outlet tank, and the water outlet tank is arranged in the circumference of the filter screen belt;
The filter screen belt is wound on more than two rotating rollers, the rotating rollers and the filter screen belt are arranged in the shell, and a first edge area of the filter screen belt is positioned at the joint between the water distribution groove and the water outlet groove;
The sucking structure is arranged in the shell, and a sucking nozzle of the sucking structure faces to the part of the filter screen belt which is not positioned in the water distribution groove and is tightly attached to the filter screen belt.
Optionally, a plurality of rotating rollers are disposed in the housing, and an outer peripheral surface of the rotating rollers is matched with an inner peripheral surface of the filter screen belt.
Optionally, a driving shaft, a driven shaft and a tensioning shaft are arranged in the shell, the rotating roller is sleeved on the driving shaft, the driven shaft and the tensioning shaft respectively, and the driving shaft is connected with a driving motor.
Optionally, the circumference cross section of filter screen area is obtuse triangle, the long limit of filter screen area is located the lower part of water distribution groove, two minor faces of filter screen area are located the rear and the below of play basin.
Optionally, the tensioning shaft is movably disposed between two short sides of the filter screen belt.
Optionally, the driving motor and the water inlet are respectively arranged at two ends of the shell.
Optionally, the filter mesh belt rotates clockwise, the second edge region of the filter mesh belt is on an adjacent side of the first edge region in a clockwise direction, and the suction nozzle faces the second edge region.
Optionally, the suction nozzle is arranged in a horn shape, when the second side area is a bevel edge, the suction nozzle is positioned at the upper end of the second side area, and the central line of the suction nozzle is perpendicular to the second side area.
Optionally, the sucking structure further comprises a vacuum pump and a slag discharging pipe, one end of the slag discharging pipe extends to the outside of the shell, and the other end of the slag discharging pipe is connected with the sucking nozzle through the vacuum pump.
Optionally, the filtering precision of the filter screen belt is 10 μm-3 mm.
The utility model provides a sucking type filter belt sewage filtering slag remover which has the beneficial effects that a rotating filter belt is arranged at the lower part of a water distribution groove, the output power of a driving motor is controlled according to the sewage quantity entering from a water inlet, so that different rotating speeds of the filter belt are realized, residual slag sand on the filter belt is sucked away through a sucking structure, the clean filter belt continuously enters the water distribution groove, and continuous filtration of sewage is realized.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.
Fig. 1 shows a schematic structure of a suction type mesh belt filtering sewage slag remover according to an embodiment of the present utility model.
Fig. 2 shows a top view of fig. 1.
Fig. 3 shows a left side view of fig. 1.
Reference numerals illustrate:
1. A housing; 2, a water distribution groove, 3, a water inlet, 4, a water outlet, 5, a filter screen belt, 6, a first side area, 7, a sucking nozzle, 8, a driving shaft, 9, a driven shaft, 10, a tensioning shaft, 11, a driving motor, 12, a second side area, 13, a slag discharging pipe, 14 and a water outlet groove.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
The utility model provides a sucking type net belt filtering sewage slag remover, which comprises:
the water distribution groove is arranged in the shell, a water inlet is formed in the end face of the shell, the water inlet is communicated with the water distribution groove, and the water distribution groove is formed in the upper part of the circumference of the filter screen belt;
the water outlet tank is arranged in the shell, water outlets are respectively arranged on two sides of the shell, the water outlets are communicated with the water outlet tank, and the water outlet tank is arranged in the circumference of the filter screen belt;
the filter screen belt is wound on more than two rotating rollers, the rotating rollers and the filter screen belt are arranged in the shell, and a first edge area of the filter screen belt is positioned at the joint between the water distribution tank and the water outlet tank;
The sucking structure is arranged in the shell, and a sucking nozzle of the sucking structure faces the part of the filter screen belt, which is not positioned in the water distribution groove, and is tightly attached to the filter screen belt.
Specifically, this slag remover includes casing, filter screen area and structure of sucking, it is provided with the filter screen area to rotate in the inside of casing to the filter screen area is continuous circulation in the casing, and the region on one limit in filter screen area is located the lower part of water distribution groove, when there is sewage to pass through in the casing, and the filter screen area can be to the filtration of sewage realization sediment sand, keeps rotating state all the time in the filter screen area moreover, and the sediment sand that the interception was left in the filter screen area is in the structure department of sucking of turning to, can be sucked the mouth and totally suck away, and the filter screen area after being cleaned still can be returned to the water distribution groove along rotating, carries out filtration treatment to sewage again. The sewage filtered by the filter screen belt enters the water outlet tank and is discharged out of the shell from the water outlet pipe. The slag remover continuously runs, slag sand in sewage can be intercepted and transferred to a sucking structure, after the slag remover is sucked and cleaned, the sewage is intercepted and filtered again, the rotation speed of the filter screen belt is adjusted according to the sewage quantity passing through the shell, so that different sewage treatment requirements are met, after the sewage enters the water distribution tank from the water inlet, the sewage must pass through the filter screen belt, thus the slag sand interception and removal of the sewage can be realized, finally, the sewage is discharged from water outlets at two sides, and a water inlet and two symmetrically arranged water outlets are arranged, so that the uniform water distribution and the rapid outflow of the sewage are facilitated, and the contact area between the sewage and the filter screen belt is larger.
Optionally, a plurality of rotating rollers are disposed in the housing, and an outer peripheral surface of the rotating rollers is matched with an inner peripheral surface of the filter screen belt.
Optionally, a driving shaft, a driven shaft and a tensioning shaft are arranged in the shell, the rotating rollers are respectively sleeved on the driving shaft, the driven shaft and the tensioning shaft, and the driving shaft is connected with the driving motor.
Specifically, be provided with a plurality of live rollers in the casing, can support the filter screen area, make the filter screen area form the polygon, when driving the filter screen area and rotate, can suck the clearance as early as possible with the filter screen area that has sediment sand to in time send into the water distribution groove lower part with the filter screen area of clean up, realize sewage filtration treatment, improve sewage treatment efficiency. Still set up a drive shaft in the casing, come control filter screen area's rotational speed, remain and adopt the rotation of driven shaft cooperation filter screen area, guarantee filter screen area's rotation stationarity, still set up the take-up shaft, through the position adjustment of take-up shaft, make the filter screen area be in the state of leveling and expanding, realize effective filtration treatment to sewage.
Optionally, the circumference cross section of filter screen area is obtuse triangle, and the long limit of filter screen area is located the lower part of water distribution groove, and two minor faces of filter screen area are located the rear and the below of play basin.
Optionally, the filter belt rotates clockwise with the second edge region of the filter belt on an adjacent side of the first edge region in a clockwise direction with the suction nozzle facing the second edge region.
Specifically, the circumference cross-section of filter screen can be set to obtuse triangle, with the longest limit setting in water distribution groove lower part, can increase the area to sewage treatment like this, and set up the drive wheel at the top, have the filter screen area of sediment sand residue in the water distribution groove, through the drive of drive wheel, be sent into the second limit region, be close to sucking the structure like this more, sucking the structure and can clear away sediment sand immediately, avoid residue and filter screen area to bond, also avoid the residue to fall the bottom of casing, influence the surrounding environment.
Optionally, the tensioning shaft is movably disposed between two short sides of the filter screen belt.
Optionally, the driving motor and the water inlet are respectively arranged at two ends of the shell.
Specifically, the water inlet is arranged at one end of the shell, the driving motor is arranged at the other end of the shell, the filter screen belt just coming out of the water distribution groove is brought to the highest point by the driving motor, the filter screen belt moves downwards around the rotating roller, a part of slag sand on the filter screen belt naturally falls off and falls into the sucking mouth under the action of gravity, the other part of slag sand hung on the filter screen belt is sucked away by the sucking mouth, so that the filter screen belt can be cleaned, the driving motor is arranged at the highest point and is close to the filter screen belt just coming out of the water distribution groove, so that the filter screen belt can be guaranteed to rotate by sufficient gravity, and the driving motor is far away from the water inlet, so that the driving motor can not be splashed by sewage when the sewage inlet amount is increased, and the normal use of the driving motor is affected.
Optionally, the suction nozzle is arranged in a horn shape, when the second edge area is a bevel edge, the suction nozzle is positioned at the upper end of the second edge area, and the central line of the suction nozzle is perpendicular to the second edge area.
Specifically, the suction nozzle is located in the upper position of the second side area, and the suction nozzle adopts a horn shape to completely receive residues on the filter screen belt, and adopts the horn shape to increase the suction area of the filter screen belt and improve the slag removal effect.
Optionally, the sucking structure further comprises a vacuum pump and a slag discharging pipe, one end of the slag discharging pipe extends to the outside of the shell, and the other end of the slag discharging pipe is connected with the sucking nozzle through the vacuum pump.
Specifically, when the shell gets into sewage volume increase, except improving driving motor's rotational speed, make the filter screen area after the clearance more carry out filtration to sewage, can improve the suction of vacuum pump, can make the cleaning performance of filter screen area better like this, the water volume of filter screen area is bigger like this, improves the work efficiency of this slag remover.
Optionally, the filter screen belt has a filter accuracy of 10 μm to 3mm.
Specifically, the filter screen belt can remove gravel, grating slag and grease with the particle size larger than the filtering precision in sewage.
Examples
As shown in fig. 1 to 3, the present utility model provides a suction type mesh belt filtering sewage slag remover, comprising:
The water distribution tank 2 is arranged in the shell 1, a water inlet 3 is formed in the end face of the shell 1, water outlets 4 are respectively formed in two sides of the shell 1, the water inlet 3 is communicated with the water distribution tank 2, and the water outlets 4 are communicated with the water outlet tank 14;
The filter screen belt 5 is rotatably arranged in the shell 1, the circumferential section of the filter screen belt 5 is triangular, and a first edge area 6 of the filter screen belt 5 is positioned at the lower part of the water distribution groove 2;
The sucking structure is arranged in the shell 1, and a sucking nozzle 7 of the sucking structure faces to the part of the filter screen belt 5 which is not positioned in the water distribution groove 2.
In the present embodiment, a plurality of rotating rollers are provided in the housing 1, and the outer peripheral surfaces of the rotating rollers are fitted to the inner peripheral surfaces of the filter screen belt 5.
In the embodiment, a driving shaft 8, a driven shaft 9 and a tensioning shaft 10 are arranged in the shell 1, rotating rollers are respectively sleeved on the driving shaft 8, the driven shaft 9 and the tensioning shaft 10, and the driving shaft 8 is connected with a driving motor 11.
In this embodiment, the circumferential section of the filter screen belt 5 is in an obtuse triangle, the long side of the filter screen belt 5 is positioned at the lower part of the water distribution tank 2, and the two short sides of the filter screen belt 5 are positioned at the rear and lower part of the water distribution tank 2.
In this embodiment, the tensioning shaft 10 is movably arranged between the two short sides of the filter screen belt 5.
In the present embodiment, the driving motor 11 and the water inlet 4 are provided at both ends of the housing 1, respectively.
In this embodiment, the filter belt 5 rotates clockwise, the second edge region 12 of the filter belt 5 being on the adjacent side of the first edge region 6 in the clockwise direction, the suction nozzle 7 being directed towards the second edge region 12.
In this embodiment, the suction nozzle 7 is arranged in a horn shape, and when the second side area 12 is a bevel edge, the suction nozzle 7 is located at the upper end of the second side area 12, and the center line of the suction nozzle 7 is perpendicular to the second side area 12.
In this embodiment, the suction structure further includes a vacuum pump and a slag discharging pipe 13, one end of the slag discharging pipe 13 extends to the outside of the housing 1, and the other end of the slag discharging pipe 13 is connected with the suction nozzle 7 through the vacuum pump.
In this embodiment, the filter screen belt 5 has a filtration accuracy of 10 μm to 3mm.
In summary, this slag remover is carried to water inlet 3 through the elevator pump with the sewage after coarse grid filters, sewage gets into the water distribution groove 2 of slag remover, sewage in filter screen area 5 top, filter the processing to sewage through the filter screen area 5 of slope arrangement, filter screen area 5 is clockwise rotated from the bottom up, the sewage is filtered the back through the filter screen area, get into water outlet tank 14 and then follow delivery port 4, the filter residue is intercepted at the upper surface of filter screen area 5, filter screen area 5 is rotatory simultaneously, the filter residue is carried along with it, when filter screen area 5 rotates to the suction mouth 7 position, the bars sediment that adheres to on filter screen area 5 is sucked away by suction mouth 7, filter screen area 5 is cleaned up, wait to be sent into water distribution groove 2 again and intercept the sediment sand of sewage.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (10)
1. A suction type mesh belt filtration sewage slag remover, comprising:
the water distribution groove is arranged in the shell, a water inlet is formed in the end face of the shell, the water inlet is communicated with the water distribution groove, and the water distribution groove is formed in the upper part of the circumference of the filter screen belt;
The water outlet tank is arranged in the shell, water outlets are respectively arranged on two sides of the shell, the water outlets are communicated with the water outlet tank, and the water outlet tank is arranged in the circumference of the filter screen belt;
The filter screen belt is wound on more than two rotating rollers, the rotating rollers and the filter screen belt are arranged in the shell, and a first edge area of the filter screen belt is positioned at the joint between the water distribution groove and the water outlet groove;
The sucking structure is arranged in the shell, and a sucking nozzle of the sucking structure faces to the part of the filter screen belt which is not positioned in the water distribution groove and is tightly attached to the filter screen belt.
2. The suction type mesh belt sewage filtering slag remover of claim 1, wherein a plurality of rotating rollers are provided in the housing, and an outer circumferential surface of the rotating rollers is matched with an inner circumferential surface of the mesh belt.
3. The suction type mesh belt sewage filtering slag remover according to claim 2, wherein a driving shaft, a driven shaft and a tensioning shaft are arranged in the shell, the rotating roller is sleeved on the driving shaft, the driven shaft and the tensioning shaft respectively, and the driving shaft is connected with a driving motor.
4. The suction type mesh belt sewage filtering slag remover as claimed in claim 3, wherein the circumferential section of the filter mesh belt is in an obtuse triangle, the long side of the filter mesh belt is positioned at the lower part of the water distribution groove, and the two short sides of the filter mesh belt are positioned at the rear and lower part of the water outlet groove.
5. The suction type mesh belt sewage filtering slag remover of claim 4, wherein the tensioning shaft is movably arranged between two short sides of the mesh belt.
6. The suction type mesh belt filtered sewage slag remover as claimed in claim 3, wherein the driving motor and the water inlet are respectively provided at both ends of the housing.
7. The suction type web-fed sewage filtering slag remover of claim 1, wherein the web rotates clockwise, the second edge region of the web being on a clockwise adjacent side of the first edge region, the suction nozzle being oriented toward the second edge region.
8. The suction type mesh belt sewage filtering slag remover according to claim 7, wherein the suction nozzle is arranged in a horn shape, when the second side area is a bevel edge, the suction nozzle is positioned at the upper end of the second side area, and the central line of the suction nozzle is perpendicular to the second side area.
9. The suction type mesh belt filtered sewage slag remover as claimed in claim 1, wherein the suction structure further comprises a vacuum pump and a slag discharging pipe, one end of the slag discharging pipe extends to the outside of the shell, and the other end of the slag discharging pipe is connected with the suction nozzle through the vacuum pump.
10. The suction type mesh belt sewage filtering slag remover according to claim 1, wherein the filtering precision of the mesh belt is 10 μm-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420421642.8U CN222076073U (en) | 2024-03-05 | 2024-03-05 | Sucking type net belt filtering sewage slag remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420421642.8U CN222076073U (en) | 2024-03-05 | 2024-03-05 | Sucking type net belt filtering sewage slag remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222076073U true CN222076073U (en) | 2024-11-29 |
Family
ID=93605425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420421642.8U Active CN222076073U (en) | 2024-03-05 | 2024-03-05 | Sucking type net belt filtering sewage slag remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222076073U (en) |
-
2024
- 2024-03-05 CN CN202420421642.8U patent/CN222076073U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218709543U (en) | Multistage filter equipment is used in gardens water treatment | |
| CN209464688U (en) | A sewage treatment device capable of preventing clogging | |
| CN2346486Y (en) | Water treatment filtering machine with rotary washing | |
| CN114405151A (en) | Gravity rotary type sewage treatment device and sewage treatment method | |
| CN222076073U (en) | Sucking type net belt filtering sewage slag remover | |
| CN118059569A (en) | Sucking type net belt filtering sewage slag remover | |
| CN2910324Y (en) | Micro solid/liquid separator | |
| CN208275081U (en) | A kind of spin current surface water treatment filter | |
| CN221433849U (en) | Sand washing device for sand making | |
| CN220443357U (en) | An oilfield production wastewater filter equipped with a self-cleaning structure | |
| CN208869368U (en) | A kind of high-efficiency environment friendly sewage treatment sedimentation basin | |
| CN208599399U (en) | A kind of wet scrubber for light metal polishing | |
| CN111013204A (en) | An automatic cleaning device for the outlet weir of a floating type secondary sedimentation tank in a sewage treatment plant | |
| CN217549101U (en) | Automatic change active sand filtration equipment | |
| CN112807781B (en) | Industrial wastewater filters desilt device | |
| CN212369833U (en) | A kind of dust removal device for dendrobium production | |
| CN211635570U (en) | Sewage treatment device in aluminum alloy template cleaning system | |
| CN213699321U (en) | A high-efficient dust collecting equipment for investment casting | |
| CN212347930U (en) | Rotary filtering type grid dirt remover | |
| CN212700901U (en) | Be applied to coking wastewater treatment's fibre carousel filter equipment | |
| CN211864140U (en) | A water filtration and sewage device for acid-free descaling of strip steel | |
| CN211802233U (en) | A concrete sand and gravel separator | |
| CN2620587Y (en) | Centrifugal diatomite filter | |
| CN209392844U (en) | A kind of putting-down machine reducing plugging rate | |
| CN219795576U (en) | Hydraulic engineering construction is with high-efficient dredge pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |